True
DNA are cells that carry genetic codes and are passed down through generations of offspring. New cells can only arise from existing cells!
The answer would be B, growing. It just makes sense.
The stomach. the place where your food sits for a while after you have chewed it up and swallowed.
Answer:
4 grams
Explanation:
If in an experiment, we have 4g of reactants, the mass of the products will also be 4g.
This is in compliance with the law of conservation of mass in a chemical reaction.
According to this law,
"in a chemical reaction, matter is neither created nor destroyed but changed from one form to another".
If:
A + B → C
4g 4g
mass of A and B must be equal to the mass of the product according to the law of conservation of mass.
